Eat red dragon fruit urine becomes red, if there is no other abnormal performance, generally belong to the normal phenomenon. Red dragon fruit contains a large number of anthocyanins, this substance is not easily absorbed by the body, may be filtered out through the kidneys, into the urine, will lead to a change in the color of the urine, so that the color of the urine becomes red or reddish, usually no other abnormal performance. Stop eating red dragon fruit, and drink a lot of water, repeated urination, urine color can return to normal. If the redness of urine is accompanied by other urinary abnormalities, such as pain in urination, frequent urination, etc., or after stopping the consumption of red dragon fruit, there are still symptoms of hematuria, then it is considered to be caused by other factors, such as urinary stones, urinary tract infections, urinary tract tumors, coagulation abnormalities, etc., and it is recommended that you seek medical attention for examination and treatment.